L4Re Operating System Framework
Interface and Usage Documentation
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string.h
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1
5/*
6 * (c) 2004-2009 Alexander Warg <warg@os.inf.tu-dresden.de>,
7 * Torsten Frenzel <frenzel@os.inf.tu-dresden.de>
8 * economic rights: Technische Universität Dresden (Germany)
9 *
10 * This file is part of TUD:OS and distributed under the terms of the
11 * GNU General Public License 2.
12 * Please see the COPYING-GPL-2 file for details.
13 *
14 * As a special exception, you may use this file as part of a free software
15 * library without restriction. Specifically, if other files instantiate
16 * templates or use macros or inline functions from this file, or you compile
17 * this file and link it with other files to produce an executable, this
18 * file does not by itself cause the resulting executable to be covered by
19 * the GNU General Public License. This exception does not however
20 * invalidate any other reasons why the executable file might be covered by
21 * the GNU General Public License.
22 */
23#pragma once
24
25#include <l4/cxx/basic_ostream>
26
27namespace L4 {
28
33 class String
34 {
35 public:
36 String(char const *str = "") : _str(str)
37 {}
38
39 unsigned length() const
40 {
41 unsigned l;
42 for (l = 0; _str[l]; l++)
43 ;
44 return l;
45 }
46
47 char const *p_str() const { return _str; }
48
49 private:
50 char const *_str;
51 };
52}
53
54inline
55L4::BasicOStream &operator << (L4::BasicOStream &o, L4::String const &s)
56{
57 o << s.p_str();
58 return o;
59}
Basic IO stream.
A null-terminated string container class.
Definition string.h:34
L4 low-level kernel interface.
Definition io_regblock.h:19